Duo to excellent chemical stability and extreme hardness of ceramic, ceramic valves are widely used for abrasive and corrosive water, oil, gas and slurry with abrasive solid in coal fired power plants, mining & metallurgy, iron & steel, paper & pulp, fertilizer, polysilicon, cement, Alumina plant and petrochemical industry. There are many kinds of ceramic valves like ceramic ball valves, ceramic butterfly valves, ceramic knife gate valves, ceramic double disc gate valves, ceramic check valves, ceramic three-way valves etc. And there are also different kinds of ceramic materials like Al2O3, ZrO2, Si3N4 etc. How to select suitable ceramic valves with proper materials for different working conditions and control requirements? First we need to know the different functions and performance of these ceramic valves. The ceramic ball valves are fully lining with ceramic, so the ceramic ball valves can be suitable for both abrasive and corrosive medi...
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